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Journey to the center of a tumor

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1 Author(s)

In this paper, a hospital technician in Montreal slid the limp body of an anesthetized pig into the tube of a magnetic resonance imaging machine, or MRI. A catheter extended from a large blood vessel below its neck-a carotid artery. Into the catheter, a surgeon injected a steel bead slightly larger than the ball of a ballpoint pen. In a room next door, a program designed to manipulate the machine's magnetic forces, which would guide the bead like a remote-controlled submarine was tested.

Published in:

Spectrum, IEEE  (Volume:49 ,  Issue: 10 )